AX: prevent undefined behavior

u16 gets promoted to s32 where changing the uppermost bit is UB.
shiiion · May 3, 2022 · aee547a · aee547a
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commit aee547a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Source/Core/Core/HW/DSPHLE/UCodes/AXVoice.h b/Source/Core/Core/HW/DSPHLE/UCodes/AXVoice.h
@@ -44,7 +44,7 @@ inline namespace AXWii
 namespace
 {
 // Useful macro to convert xxx_hi + xxx_lo to xxx for 32 bits.
-#define HILO_TO_32(name) ((name##_hi << 16) | name##_lo)
+#define HILO_TO_32(name) ((u32(name##_hi) << 16) | name##_lo)
 
 // Used to pass a large amount of buffers to the mixing function.
 union AXBuffers